Which statement is correct regarding plastic waste management? 

I. Plastic was invented in 1960 

II. They are the products of polymer chemistry produced from the by- products of petroleum refining 

III. They are characterized into thermoplastics and thermosetting plastics 

(a) I & II (b) II & III (c) Only III (d) All the above

7 views

1 Answers

(d) Plastics have become an indispensable part of our daily lives. Invented in 1935, they are wonderful products of polymer chemistry produced from the by- products of petroleum refining. They are classified as into two main categories

7 views